Mixed Layer Depth Estimation From Multisource Remote Sensing Data Using Clustering-Machine Learning Method. - Zengxin Guan; Kaijun Ren; Senliang Bao; Hengqian Yan; Huizan Wang; Yanlai Zhao; Jianbin Liu (IEEE J. Sel. Top. Appl. Earth Obs. Remote. Sens., 2025)